Low suspension bridge across a river with a dirt road at either end and trees in the background. Descriptive information on back of card: H.J. Davis, Photographer, 3 Pond's Block, Springfield [crossed out and replaced with Greenfield], Mass....

Close-up view of two stone columns in scaffolding with suspension cables attached to them as part of a bridge crossing the East River in New York City. Part of the river and the distant shore are visible in the background. Title: Towers of the East...

The John A. Roebling Suspension Bridge, which spans the Ohio River between Cincinnati, Ohio and Covington, Kentucky. Several large steamboats are docked in the distance. The bridge opened for use in 1866 and, at the time, was the longest suspension...

The John A. Roebling Suspension Bridge. Four men stand on the Ohio River bank below the bridge. This bridge spans the Ohio River between Cincinnati, Ohio and Covington, Kentucky. It opened for use in 1866 and, at the time, was the longest...

April 1929 issue of the Louisville and Nashville Employes' [sic] Magazine, also known as the L&N Magazine, which featured news about the company and its employees, stories about towns along its routes and industries utilizing its lines, and other...

September 1964 issue of the Louisville and Nashville Employes' [sic] Magazine, also known as the L&N Magazine, which featured news about the company and its employees, stories about towns along its routes and industries utilizing its lines, and...

Portrait of Edward Wellman Serrell (b. 1826), a civil and military engineer and Union general (brevet brigadier general) in the United States Civil War. Prior to the war he accompanied the 1848 expedition that laid out the railroad route across...

Narrow bridge between two rocky cliffs in front of water with more rocks sticking out from the water. A person wearing read and blue sits on the grass in the forefront to the left. Title: Carrick-a-rede, Rope Bridge, Ireland. Text on left: Issued...